前言:这是CSA B128的第一版。1/B128。非饮用水系统的设计和安装/非饮用水系统的维护和现场测试。本标准的制定符合加拿大标准委员会对加拿大国家标准的要求。CSA集团已将其作为加拿大国家标准发布--------------------------------------------------------------------------------------------------------------------------------B128。1:06-非饮用水系统的设计和安装范围:1.1本标准规定了非饮用水系统的设计和安装要求，用于冲洗厕所、灌溉草坪和花园、清洗汽车、淋浴、洗澡、洗衣服或供暖和制冷。 1.2本标准不包括（a）非饮用水的质量；（b） 初始安装后非饮用水系统的维护和现场测试；或（c）用于工业或制造过程的非饮用水系统。维护和现场测试要求见CSA B128。2.1.3本标准不包括也不排除将非饮用水进一步处理至饮用水标准。1.4在CSA标准中，“应”用于表示要求，即用户有义务满足的条款，以符合标准；“应该”用于表示建议或建议但不需要的建议；“可”用于表示一种选择或在标准范围内允许的选择； “can”用来表示可能性或能力。注释随附条款不包括要求或替代要求；随附条款的注释的目的是将解释性或信息性材料与文本分开。表和图的注释被视为表或图的一部分，可以作为要求编写。附件被指定为规范性（强制性）或信息性（非强制性）以定义其应用--------------------------------------------------------------------------------------------------------------------------------B128。2:06非饮用水系统的维护和现场测试范围:1.1本标准规定了非饮用水系统的维护和现场测试要求- 饮用水系统。标准2.1不包括饮用水系统的安装要求。这些要求包含在CSA B128中。1.1.3在CSA标准中，“应”用于表示要求，即用户有义务满足的条款，以符合标准；“应该”用于表示建议或建议但不需要的建议；“可”用于表示一种选择或在标准范围内允许的选择；“can”用来表示可能性或能力。注释随附条款不包括要求或替代要求；随附条款的注释的目的是将解释性或信息性材料与文本分开。 表和图的注释被视为表或图的一部分，可以作为要求编写。附件被指定为规范性（强制性）或信息性（非强制性）以定义其应用。

Preface:This is the first edition of CSA B128.1/B128.2,Design and installation of non-potable water systems/ Maintenance and field testing of non-potable water systems.This Standard has been developed in compliance with Standards Council of Canada requirements for National Standards of Canada. It has been published as a National Standard of Canada by CSA Group.--------------------------------------------------------------------------------------------------------------------------------B128.1:06 -Design and installation of non-potable water systemsScope:1.1This Standard specifies requirements for the design and installation of non-potable water systems for applications such as flushing toilets, irrigating lawns and gardens, washing automobiles, showering, bathing, washing clothes, or heating and cooling.1.2This Standard does not cover(a) the quality of the non-potable water;(b) maintenance and field testing of non-potable water systems after the initial installation; or(c) non-potable water systems for industrial or manufacturing processes.Maintenance and field-testing requirements are covered in CSA B128.2.1.3This Standard does not cover and does not preclude further treatment of non-potable water to potable standards.1.4In CSA Standards, "shall" is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; "should" is used to express a recommendation or that which is advised but not required; "may" is used to express an option or that which is permissible within the limits of the standard; and "can" is used to express possibility or capability. Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material. Notes to tables and figures are considered part of the table or figure and may be written as requirements. Annexes are designated normative (mandatory) or informative (non-mandatory) to define their application.--------------------------------------------------------------------------------------------------------------------------------B128.2:06Maintenance and field testing of non-potable water systemsScope:1.1This Standard specifies requirements for the maintenance and field testing of non-potable water systems.1.2This Standard does not include requirements for the design and installation of non-potable water systems. These requirements are covered in CSA B128.1.1.3In CSA Standards, "shall" is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; "should" is used to express a recommendation or that which is advised but not required; "may" is used to express an option or that which is permissible within the limits of the standard; and "can" is used to express possibility or capability. Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material. Notes to tables and figures are considered part of the table or figure and may be written as requirements. Annexes are designated normative (mandatory) or informative (non-mandatory) to define their application.